The Part of the Plasma Membrane That Is in Contact

question 71

Multiple Choice

The part of the plasma membrane that is in contact with the external environment of the cell consists of ________ molecules.

• A) hydrophobic portions of the constituent
• B) hydrophilic portions of the constituent
• C) neutral (uncharged)
• D) nonpolar ends of the constituent

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Definitions:

NMR

Nuclear Magnetic Resonance, a spectroscopic technique that provides detailed information about the structure, dynamics, and environment of molecules.

Type I Error

The mistake of rejecting a true null hypothesis in hypothesis testing, also known as a "false positive."

Type II Error

A statistical error that occurs when a false null hypothesis is not rejected, indicating a false negative finding in testing.

Null Hypothesis

A statement in statistics that proposes there is no significant difference or effect, often tested against an alternative hypothesis.